OpenTechnical

OT-2026-000075514

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000075514) never changes.

Identity and time

Publication numberOT-2026-000075514 · never reused
Internal UUID01a0ae93-f202-7a92-82aa-3a550a7ba4bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075514
StatusPUBLIC

Content hashes

Canonical textfbaf063885bcdeacf48ed1618ebcad0b7a5a90af6c4ba3b80551331f807ef323
Markdown0b837003a9c692517db41ffaaf353a5d89f81da11ea1297970c42fc7e2004543
PDF
Publication pagef7b6abde073316760756a58fee721d4231a2db89d0a83b27960a1c18096fab56
Manifestb039f5aff42655dc39ebb2c6e9be784c4fb59fd81b09e384c216c3b7a64cdf9a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureaS5yy1lwB+M/qoGafZHvd6JOXdA3KoxA4uU4u4q7GbP99Pm2c5iJ+H7L3eosCb2FPHngEawxsdpTTXD5N2jsAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:17:57.738472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075514
observed f7b6abde073316760756a58fee721d42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:57.716961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075514/manifest.json
observed b039f5aff42655dc39ebb2c6e9be784c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:57.696240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075514/publication.md
observed 0b837003a9c692517db41ffaaf353a5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:57.556913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075514/publication.txt
observed fbaf063885bcdeacf48ed1618ebcad0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.